Barracuda 7200.12

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RPDados

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Aug 2, 2025, 3:37:29 PMAug 2
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Hello, how are you?
I have a question about a Barracuda 7200.12 Pharaoh-3F family hard drive. I've already swapped the ROM to another donor PCB and the same problem occurs. I also replaced the read head assembly. The read head assembly was removed from an identical hard drive in good condition, but the result was no different from the one in the photo.
Any tips? I really appreciate the help.
Thank you.Screenshot_1.jpg

Data Recovery Guru

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Aug 2, 2025, 3:47:28 PMAug 2
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To provide helpful information, we need to know how the drive behaves (spins up, clicks and spin down?) and see terminal output once powered on.

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t...@desertdatarecovery.com

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Aug 2, 2025, 3:47:48 PMAug 2
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What does the terminal readout say?

 

Thank you.

image001.jpg

RPDados

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Aug 3, 2025, 4:27:01 AMAug 3
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The hard drive spins, makes some internal noises, and then shuts down.
I couldn't access it via the terminal via MRT Ultra.
I inspected the media for damage after this behavior, and it shows no signs of damage. Thank you.



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Qualquer dúvida estamos à disposição.
Atenciosamente. 

Fabio Borges - RP Dados
17 3231-5353 / 17 98222-5911


Data Recovery Guru

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Aug 3, 2025, 4:30:53 AMAug 3
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Then either there is disk damage, firmware area damage, or heads are not compatible.

DATARECOVERYGURU TEAM
Offices are open Mon-Fri 9AM to 4:30PM. 
Available by appointment outside business hours.
Boston: 100 Massachusetts Ave, Suite 500 (5th Floor), Boston, MA 02155
Cambridge: 1 Mifflin Place, Suite 400 (4th Floor), Cambridge MA 02138
Dedham: 3 Allied Drive, Suite 303 (3rd Floor), Dedham, MA 02026
Burlington: 1500 District Ave, 1st Floor, Burlington, MA 01803
Framingham: 945 Concord St., 1st Floor, Framingham, MA 01701
Providence: 10 Dorrance St., Suite 700 (7th Floor), Providence, RI 02903
New Hampshire: One Tara Blvd., Suite 200 (2nd Floor), Nashua, NH 03062

RPDados

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Aug 3, 2025, 6:17:59 AMAug 3
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I understand. Regarding compatibility, the donor hard drive is identical to the customer's hard drive.
It was in good condition.
Thank you.

Desert Data Recovery

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Aug 3, 2025, 9:22:02 AMAug 3
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Data Recovery Guru

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Aug 3, 2025, 9:28:51 AMAug 3
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Check the preamp on the commutator sticker. AG = Agere, which is compatible often with LSI, TI = Texas Instruments is only compatible with itself.

DATARECOVERYGURU TEAM
Offices are open Mon-Fri 9AM to 4:30PM. 
Available by appointment outside business hours.
Boston: 100 Massachusetts Ave, Suite 500 (5th Floor), Boston, MA 02155
Cambridge: 1 Mifflin Place, Suite 400 (4th Floor), Cambridge MA 02138
Dedham: 3 Allied Drive, Suite 303 (3rd Floor), Dedham, MA 02026
Burlington: 1500 District Ave, 1st Floor, Burlington, MA 01803
Framingham: 945 Concord St., 1st Floor, Framingham, MA 01701
Providence: 10 Dorrance St., Suite 700 (7th Floor), Providence, RI 02903
New Hampshire: One Tara Blvd., Suite 200 (2nd Floor), Nashua, NH 03062

Desert Data Recovery

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Aug 3, 2025, 9:55:35 AMAug 3
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Alandata Recovery

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Aug 3, 2025, 11:28:09 AMAug 3
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Are you sure terminal is working?

Connect terminal. 
Go into utility
Go into terminal
Power on 
You should see messages
Try ^Z
You should see messages
try the same test with known good drives 



Alandata Data Recovery -  (949)287-3282  
"Cleanroom Data Recovery of RAID, VMware, NAS, Linux, Tape, Disk, Forensics"

Data Recovery Guru

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Aug 3, 2025, 12:08:41 PMAug 3
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7200.12 could be tricky with terminal.
May also have to short channel.

But if the heads spin down, there is not a whole lot to do. We need the heads to work.

DATARECOVERYGURU TEAM
Offices are open Mon-Fri 9AM to 4:30PM. 
Available by appointment outside business hours.
Boston: 100 Massachusetts Ave, Suite 500 (5th Floor), Boston, MA 02155
Cambridge: 1 Mifflin Place, Suite 400 (4th Floor), Cambridge MA 02138
Dedham: 3 Allied Drive, Suite 303 (3rd Floor), Dedham, MA 02026
Burlington: 1500 District Ave, 1st Floor, Burlington, MA 01803
Framingham: 945 Concord St., 1st Floor, Framingham, MA 01701
Providence: 10 Dorrance St., Suite 700 (7th Floor), Providence, RI 02903
New Hampshire: One Tara Blvd., Suite 200 (2nd Floor), Nashua, NH 03062
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